I was recently working on a project where it was a requirement to get free/busy working across two different Exchange organizations. There are a lot of moving parts in getting cross-forest free/busy working in such a scenario and although the technical...

In case you missed the update, yesterday Microsoft released an updated Windows Azure Active Directory DirSync Tool. As detailed at http://social.technet.microsoft.com/wiki/contents/articles/18429.windows-azure-active-directory-sync-tool-version-release...